Fix server issues

[carkod]

Node.js v20.17.0
Starting nginx: nginx.
wait-for-it.sh: waiting 15 seconds for db:27017
wait-for-it.sh: db:27017 is available after 0 seconds
Server is running on jobhub_db:8082
node:_http_server:352
    throw new ERR_HTTP_INVALID_STATUS_CODE(originalStatusCode);
          ^

RangeError [ERR_HTTP_INVALID_STATUS_CODE]: Invalid status code: undefined
    at ServerResponse.writeHead (node:_http_server:352:11)
    at ServerResponse._implicitHeader (node:_http_server:338:8)
    at write_ (node:_http_outgoing:945:9)
    at ServerResponse.end (node:_http_outgoing:1056:5)
    at ServerResponse.send (/home/back/node_modules/express/lib/response.js:232:10)
    at ServerResponse.json (/home/back/node_modules/express/lib/response.js:278:15)
    at _callee2$ (/home/back/dist/Tracker.js:186:79)
    at tryCatch (/home/back/node_modules/regenerator-runtime/runtime.js:63:40)
    at Generator.invoke [as _invoke] (/home/back/node_modules/regenerator-runtime/runtime.js:294:22)
    at Generator.throw (/home/back/node_modules/regenerator-runtime/runtime.js:119:21) {
  code: 'ERR_HTTP_INVALID_STATUS_CODE'
}